Named by the northern party of the New Zealand Geological Survey Antarctic Expedition (NZGSAE), 1963-64, partly for its resemblance to the boss on a shield, its aspect and also as a reminiscence of Sir Ernest Shackleton's nickname.

A broad ridge that trends in a north-south direction for about 12 nautical miles (22 km; 14 mi), standing between the Midway and McKellar Glaciers.

A peak 2,320 metres (7,610 ft) high, standing at the northwest side of the head of Montecchi Glacier.

Named by US-ACAN for Paul C. Hazlett, member of the United States Navy Squadron VX-6 winter party at McMurdo Station, 1968.

A peak 2,290 metres (7,510 ft) high situated 4 nautical miles (7.4 km; 4.6 mi) south-southwest of Mount Hazlett.

[9] This article incorporates public domain material from websites or documents of the United States Geological Survey.